Knee support hinge



FIG. 1 is a perspective view of a first embodiment of a knee support hinge showing my new design;

FIG. 2 is a right side elevational view of the knee support hinge shown in FIG. 1;

FIG. 3 is a front elevational view of the knee support hinge shown in FIG. 1;

FIG. 4 is a left side elevational view of the knee support hinge shown in FIG. 1;

FIG. 5 is a rear elevational view of the knee support hinge shown in FIG. 1;

FIG. 6 is a top plan view of the knee support hinge shown in FIG. 1, the bottom plan view being a mirror image thereof;

FIG. 7 is a perspective view of a second embodiment of a knee support hinge showing my new design;

FIG. 8 is a right side elevational view of the knee support hinge shown in FIG. 7;

FIG. 9 is a front elevational view of the knee support hinge shown in FIG. 7;

FIG. 10 is a left side elevational view of the knee support hinge shown in FIG. 7;

FIG. 11 is a rear elevational view of the knee support hinge shown in FIG. 7; and

FIG. 12 is a top plan view of the knee support hinge shown in FIG. 7, the bottom plan view being a mirror image thereof. 

The ornamental design for a knee support hinge, substantially as shown and described. 